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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // VideoCaptureImpl represents a capture device in renderer process. It provides | 5 // VideoCaptureImpl represents a capture device in renderer process. It provides |
6 // interfaces for clients to Start/Stop capture. It also communicates to clients | 6 // interfaces for clients to Start/Stop capture. It also communicates to clients |
7 // when buffer is ready, state of capture device is changed. | 7 // when buffer is ready, state of capture device is changed. |
8 | 8 |
9 // VideoCaptureImpl is also a delegate of VideoCaptureMessageFilter which relays | 9 // VideoCaptureImpl is also a delegate of VideoCaptureMessageFilter which relays |
10 // operation of a capture device to the browser process and receives responses | 10 // operation of a capture device to the browser process and receives responses |
11 // from browser process. | 11 // from browser process. |
12 // | 12 // |
13 // VideoCaptureImpl is an IO thread only object. See the comments in | 13 // VideoCaptureImpl is an IO thread only object. See the comments in |
14 // video_capture_impl_manager.cc for the lifetime of this object. | 14 // video_capture_service.cc for the lifetime of this object. |
15 // All methods must be called on the IO thread. | 15 // All methods must be called on the IO thread. |
16 // | 16 // |
17 // This is an internal class used by VideoCaptureImplManager only. Do not access | 17 // This is an internal class used by VideoCaptureService only. Do not access |
18 // this directly. | 18 // this directly. |
19 | 19 |
20 #ifndef CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_IMPL_H_ | 20 #ifndef CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_IMPL_H_ |
21 #define CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_IMPL_H_ | 21 #define CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_IMPL_H_ |
22 | 22 |
23 #include <list> | 23 #include <list> |
24 #include <map> | 24 #include <map> |
25 | 25 |
26 #include "base/memory/weak_ptr.h" | 26 #include "base/memory/weak_ptr.h" |
27 #include "base/threading/thread_checker.h" | 27 #include "base/threading/thread_checker.h" |
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182 // in |client_buffers_|. | 182 // in |client_buffers_|. |
183 // NOTE: Weak pointers must be invalidated before all other member variables. | 183 // NOTE: Weak pointers must be invalidated before all other member variables. |
184 base::WeakPtrFactory<VideoCaptureImpl> weak_factory_; | 184 base::WeakPtrFactory<VideoCaptureImpl> weak_factory_; |
185 | 185 |
186 DISALLOW_COPY_AND_ASSIGN(VideoCaptureImpl); | 186 DISALLOW_COPY_AND_ASSIGN(VideoCaptureImpl); |
187 }; | 187 }; |
188 | 188 |
189 } // namespace content | 189 } // namespace content |
190 | 190 |
191 #endif // CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_IMPL_H_ | 191 #endif // CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_IMPL_H_ |
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